The ornamental design for an animated user interface for a display screen, as shown and described.

Description

FIG. 1 is a first image in the sequence for an animated user interface for a display screen showing our new design;

FIG. 2 is a second image thereof;

FIG. 3 is a third image thereof;

FIG. 4 is a fourth image thereof; and,

FIG. 5 is a fifth image thereof.

The appearance of the animated user interface sequentially transitions between the images shown in FIGS. 1–5. The process or period in which one image transitions to another forms no part of the claimed design.

The broken line showing of the display screen and the other features forms no part of the claimed design.